Decide whether the equation is an identity, a conditional equation, or a contradiction. Give the solution set.24(x - 3) = 2(12x - 5) - 62
A. Contradiction; ?
B. Conditional; {-72}
C. Conditional; {0}
D. Identity; {all real numbers}
Answer: D
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Use Newton's Law of Cooling to solve the problem.A dish of lasagna is taken out of the oven into a kitchen that is 70°F. After 8 minutes, the temperature of the lasagna is 306.1°F. 16 minutes after being taken out of the oven its temperature is 253°F. What was the temperature of the lasagna when it was taken out of the oven? Round your answer to the nearest degree.
A. 390°F B. 360°F C. 425°F D. 375°F
Find the linear approximating polynomial for the function centered at a.f(x) = tan x, a = ?
A. L(x) = x - 4? B. L(x) = x + ? C. L(x) = x - ? D. L(x) = 4x - ?
What is the domain of the function f(x) = ?x - 4
What will be an ideal response?
Graph the linear equation. Give the x- and y-intercepts.y = - 3
A. x-intercept: (- 3, 0); y-intercept: none
B. x-intercept: none; y-intercept: (0, 3)
C. x-intercept: none; y-intercept: (0, - 3)
D. x-intercept: (0, 0); y-intercept: (0, 0)